startshape RUG

include outline_shapes.cfdg
background { b -1 }

rule RUG {
	ROW1 {}
	ROW2 { y 1 }
	ROW1 { y 2 }
	ROW2 { y 3 }
	ROW1 { y 4 }
}

rule ROW1 {
	WHITE {}
	BLACK { x 1 }
	WHITE { x 2 }
	BLACK { x 3 }
	WHITE { x 4 }
	BLACK { x 5 }
	WHITE { x 6 }
}

rule ROW2 {
	BLACK {}
	WHITE { x 1 }
	BLACK { x 2 }
	WHITE { x 3 }
	BLACK { x 4 }
	WHITE { x 5 }
	BLACK { x 6 }
}

rule FOURSQUARE {
	WHITE { x -0.25 y 0.25 size 3 }
	BLACK { x 0.25 y 0.25 size 0.25 }
	BLACK { x -0.25 y -0.25 size 0.5 }
	WHITE { x 0.25 y -0.25 size 0.5 }
}

rule WHITE 0.6 {
	WHITE { r 2 }
}

rule WHITE 0.2 {
	FOURSQUARE { }
}

rule WHITE 0.8 {
	BLACK_OUTLINE_SQUARE { brightness 1 saturation 0 }
}

rule BLACK 0.5 {
	BLACK { r -20 }
}

rule BLACK 0.5 {
	FOURSQUARE { }
}

rule BLACK 0.5 {
	WHITE_OUTLINE_CIRCLE { brightness 1 saturation 1 }
}